CN206140958U - Crossbeam formula polar coordinates 3D printer - Google Patents
Crossbeam formula polar coordinates 3D printer Download PDFInfo
- Publication number
- CN206140958U CN206140958U CN201620245967.0U CN201620245967U CN206140958U CN 206140958 U CN206140958 U CN 206140958U CN 201620245967 U CN201620245967 U CN 201620245967U CN 206140958 U CN206140958 U CN 206140958U
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- China
- Prior art keywords
- crossbeam
- driving wheel
- motor
- polar coordinates
- angle
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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Abstract
The utility model relates to a crossbeam formula polar coordinates 3D printer, the on -line screen storage device comprises a base, a base left side, right side both sides respectively are fixed with a vertical axis, the left side of base, right side both sides still respectively are fixed with a side motor, install a shank of bolt through the shaft coupling respectively on in the axle of side motor, the shank of bolt is parallel with the vertical axis that corresponds the side respectively, a crossbeam is installed with the upper portion of shank of bolt jointly in the upper portion of vertical axis, the crossbeam left side is equipped with the square through hole, the side is equipped with the centre bore in the crossbeam, install the piece of bending in the square through hole, bend and install no. One the motor on the piece, the epaxial angle action wheel that is connected with of a motor, install the rotation axis in the centre bore, angle from driving wheel is installed through the mode of key -type connection in the lower part of rotation axis, and angle action wheel and angle are from being connected with no. One the drive belt between the driving wheel. The utility model discloses can realize the drawing of complicated curve arc, it is fast to have the print speed, prints out advantages such as curved surface size precision height and surface quality are good, and degree of automation is high.
Description
Technical field
The utility model is related to three-dimensional increases material manufacturing technology field, specifically a kind of cross beam type polar coordinates 3D printer.
Background technology
Under normal circumstances, motion of the rectangular co-ordinate 3D printer in a plane depends on the rotation of x and y-axis motor to complete substantially, when motion straight line, plane coordinates is well positioned to meet demand, however it is necessary that during one circular arc track of motion, rectangular coordinate system is substantially by differential technique to complete, will one section of circular arc be divided into many section straight lines and carry out simulation curve, typically completed by the x of controlled motor and y directions, so execution arc section efficiency is very low, and speed is very slow.But if using polar motion, can fix polar diameter ρ, the control θ anglecs of rotation can obtain smooth circular arc track, and speed is fast, efficiency high.
At present, the 3D printer of domestic and international market research and development, it is substantially three-dimensional fast shaping under rectangular coordinate system, its principle is military successively to complete the circular manufacturing technology of examination question according to cad models, specifically rapid prototyping technology is, the three-dimensional entity model discretization set up in cad systems, the height of physical model to be divided into several thin layers, and former is controlled with the section information of these differing heights carries out aspect processing, these thin laminas are got up, the three-dimensional modeling needed for processing just is obtained.
In actual applications, using polar coordinate system, the amount of exercise of mechanical part is less, and comparatively acceleration of motion is less, and speed is faster.Less closer to the motion amplitude of its part of the center of construction platform, correspondingly its Motion Resolution rate is higher.
China Patent Publication No. discloses a kind of polar coordinates type 3D printer for the patent of CN104441666A, including base and framework, base is provided with lift drive mechanism, printing head is provided with the top of the framework, lifter plate is provided with pallet, and base is provided with the control module being connected with printing head mechanism, lifter plate drive mechanism, pallet rotary mechanism；The invention is also to be processed with polar form, is not only advantageous to print common parts, is more beneficial for efficiently printing rotary body, revolution class model.But its complex structure, it has not been convenient to assemble, and its motion is relative motion, during to establishment driver, it has not been convenient to which programming personnel understands that programming amount is big.
China Patent Publication No. discloses a kind of suspension type polar coordinates type 3D printer, including base plate for the patent of CN105291439A, the workbench that can planar move according to polar coordinates and the adjustable printhead of spacing being arranged on base plate.The invention is also to be processed with polar form, is conducive to print rotated type part, but its Z axis to be formed by straight line connecting rod to control, Z axis precision cannot be ensured, it is difficult to determine consumptive material is moved towards, and it cannot be calibrated when moving initial, and its motion is also relative motion, programming Control difficulty increases.
The content of the invention
For the defect of above-mentioned technology, the utility model proposes a kind of cross beam type polar coordinates 3D printer.
A kind of cross beam type polar coordinates 3D printer, including base, a left side for the base, right both sides are respectively fixed with a vertical pivot, a left side for base, right both sides are also respectively fixed with a side motor, the axle of the side motor is provided with a shank of bolt by shaft coupling respectively, the shank of bolt is parallel with the vertical pivot of respective side respectively, the top of the vertical pivot is provided with a crossbeam jointly with the top of shank of bolt, the crossbeam left side is provided with square through hole, side is provided with centre bore in crossbeam, bending part is installed in the square through hole, a number motor is installed on the bending part, connect angled driving wheel on the axle of a number motor.Rotary shaft is installed, the bottom of the rotary shaft is installed angled driven pulley, a transmission belt is connected between the angle driving wheel and angle driven pulley by bonded mode in the centre bore.
The lower end of the rotary shaft is fixed with motor cabinet, No. two motors are fixed with the motor cabinet, position driving wheel is connected with the axle of No. two motors, closed slide is installed on the motor cabinet left side, guide rail slide block is cased with the closed slide, the other end of the closed slide is provided with end block, and the position driven pulley that can be rotated relative to end block is provided with the lower surface of the end block, and No. two transmission belts are provided between the position driving wheel and position driven pulley.
The mode being threaded connection in the middle of the guide rail slide block is connected with connecting rod, and the lower end of the connecting rod is connected with 3D printing head, and the base central authorities are provided with cross focusing.
The vertical pivot, crossbeam all adopt square column.The crossbeam adopts square pin connection with vertical pivot.
The bending angle of the bending part is 90 °, and one end of bending part is provided with two parallel U-lags.
One limit switch groove is installed in the middle of the lower surface of the motor cabinet.
The impeller diameter ratio of the angle driven pulley and angle driving wheel is 1：N, wherein n are 1 for the impeller diameter ratio of positive integer, position driving wheel and position driven pulley:1.
The connecting rod is stud, and the middle part section of connecting rod is square, and the side in the middle part of connecting rod is provided with two ribs, and the width of the projected square part of connecting rod is less than position driving wheel and the diameter of position driven pulley.
The arranged on left and right sides of the base is respectively installed with a face triangular side panels, the upper end of the triangular side panels is fixed respectively with the vertical pivot and shank of bolt of respective side, triangular side panels have stability, stablizing for vertical pivot and shank of bolt can be effectively ensured, so as to ensure 3 D-printing precision.
The beneficial effects of the utility model are：
The utility model drives rotatable and swingable mechanism to rotate using transmission belt, realizes the drafting of complicated curve arc, fast with print speed, and the advantages of print curved surface dimensional accuracy height and good surface quality, high degree of automation can greatly improve production efficiency.Programming amount of the present utility model is little, the easy editor control program of developer, and because the procedure quantity edited is less, control centre's reaction is fast, and print speed is fast.
Description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and examples.
Fig. 1 is that the utility model removes the stereogram after the triangular side panels of right side；
Fig. 2 is the stereogram of the utility model crossbeam；
Fig. 3 is the stereogram of bending part of the present utility model；
Fig. 4 is stereogram when rotary shaft of the present utility model coordinates with motor cabinet；
Fig. 5 is lower left side stereogram when rotary shaft of the present utility model coordinates with motor cabinet；
Fig. 6 is the stereogram of end block of the present utility model；
Fig. 7 is the stereogram of guide rail slide block of the present utility model；
Fig. 8 is the stereogram of connecting rod of the present utility model；
Fig. 9 is the stereogram of triangular side panels of the present utility model；
Figure 10 is the stereogram of base of the present utility model.
Specific embodiment
In order that technological means, creation characteristic, reached purpose and effect that the utility model is realized are easy to understand, the utility model is expanded on further below.
As shown in Figures 1 to 10, a kind of cross beam type polar coordinates 3D printer, including base 1, a left side for the base 1, right both sides are respectively fixed with a vertical pivot 2, a left side for base 1, right both sides are also respectively fixed with a side motor 8, the axle of the side motor 8 is provided with a shank of bolt 22 by shaft coupling respectively, the shank of bolt 22 is parallel with the vertical pivot 2 of respective side respectively, the top of the vertical pivot 2 is provided with a crossbeam 4 jointly with the top of shank of bolt 22, the left side of the crossbeam 4 is provided with square through hole 21, side is provided with centre bore 23 in crossbeam 4, bending part 12 is installed in the square through hole 21, square through hole 21 is provided with screwed hole near the side of bar center side, for fixing bending part 12.A number motor 11 is installed on the bending part 12, on the axle of a motor 11 angled driving wheel 10 is connected；Rotary shaft 6 is installed in the centre bore 23, the bottom of the rotary shaft 6 is installed angled driven pulley 7, a transmission belt 9 is connected between the angle driving wheel 10 and angle driven pulley 7 by bonded mode.
The lower end of the rotary shaft 6 is fixed with motor cabinet 27, No. two motors 5 are fixed with the motor cabinet 27, position driving wheel 3 is connected with the axle of No. two motors 5, the motor cabinet 27 is provided with closed slide 14 on left side, guide rail slide block 13 is cased with the closed slide 14, the other end of the closed slide 14 is provided with end block 15, the position driven pulley 16 that can be rotated relative to end block 15 is installed on the lower surface of the end block 15, No. two transmission belts 17 are provided between the position driving wheel 3 and position driven pulley 16.The mode being threaded connection in the middle of the guide rail slide block 13 is connected with connecting rod 18, and the lower end of the connecting rod 18 is connected with 3D printing 19, and the central authorities of the base 1 are provided with cross focusing 20.
The vertical pivot 2, crossbeam 4 all adopt square column；The crossbeam 4 adopts square pin connection with vertical pivot 2.
The bending angle of the bending part 12 is 90 °, and one end of bending part 12 is provided with two parallel U-lags 24.
One limit switch 29 is installed in the middle of the lower surface of the motor cabinet 27.
The impeller diameter ratio of the angle driven pulley 7 and angle driving wheel 10 is 1：N, wherein n are 1 for the impeller diameter ratio of positive integer, position driving wheel 3 and position driven pulley 16:1.
The connecting rod 18 is stud, the middle part section of connecting rod 18 is square, the side at the middle part of connecting rod 18 is provided with two ribs 36, and for connecting the two ends of No. two transmission belts 17, the width of the projected square part of the connecting rod 18 is less than position driving wheel 3 and the diameter of position driven pulley 16.When using, ensured by adjusting the height of connecting rod 18 its interlude and position from take turns 16 and position driving wheel 3 on identical horizontal line.
The arranged on left and right sides of the base 1 is respectively installed with a face triangular side panels 33, the upper end of the triangular side panels 33 is fixed respectively with the vertical pivot 2 and shank of bolt 22 of respective side, triangular side panels 33 have stability, stablizing for vertical pivot 2 and shank of bolt 22 can be effectively ensured, so as to ensure 3 D-printing precision.
Before motion, first carry out mechanism's calibration, No. two motors 5 turn clockwise, guide rail slide block 13 moves to high order end and touches limit switch 29, the central point of now 3D printing 19 should correspond to the position of the cross calibration point 20 on base 1, now No. two motors 5 stop operating, and the angle of angle driving wheel 10 is set to 0, and calibration is completed.Hereafter, a motor 11 and No. two motors 5 reach the position driven 3D printing 19 to any point on base 1 according to code to control respective steering and rotational angle.
In terms of the regulation to hardware, using the U-lag 24 on bending part 12, the height of an adjustable motor 11 on bending part 12, so as to keep the horizontal conveyor of a transmission belt 9, and the gearing factor of programming Control is set according to the impeller diameter ratio of angle driving wheel 10 and angle driven pulley 7, conveniently by angle driving wheel 10 come the anglec of rotation of precise control rotary shaft 6.
A number motor 11 is rotated and drives rotary shaft 6 to rotate, and rotary shaft 6 drives the motor cabinet 27 being secured to rotate, and because guide rail slide block 13 is located at the side of motor cabinet 27, when motor cabinet 27 is rotated, guide rail slide block 13 also will in the plane do movement in a curve.When No. two motors 5 start, the 3D printing 19 for being driven the connecting rod 18 being connected with No. two transmission belts 17 and being threaded connection with connecting rod 18 by No. two transmission belts 17 is moved along closed slide 14, it is achieved thereby that the integrated motion in the plane of 3D printing 19.
General principle of the present utility model, principal character and advantage of the present utility model has been shown and described above.It should be understood by those skilled in the art that; the utility model is not restricted to the described embodiments; simply principle of the present utility model described in above-described embodiment and specification; on the premise of without departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements are both fallen within claimed the utility model.The claimed scope of the utility model is by appending claims and its equivalent thereof.
Claims (7)
1. a kind of cross beam type polar coordinates 3D printer, including base (1), it is characterised in that：A left side for the base (1), right both sides are respectively fixed with a vertical pivot (2), a left side for base (1), right both sides are also respectively fixed with a side motor (8), the axle of the side motor (8) is provided with a shank of bolt (22) by shaft coupling respectively, the shank of bolt (22) is parallel with the vertical pivot of respective side (2) respectively, the top of the vertical pivot (2) is provided with a crossbeam (4) jointly with the top of shank of bolt (22), crossbeam (4) left side is provided with square through hole (21), side is provided with centre bore (23) in crossbeam (4), bending part (12) is installed in the square through hole (21), a number motor (11) is installed on the bending part (12), connect angled driving wheel (10) on the axle of a number motor (11)；Rotary shaft (6) is installed in the centre bore (23), angled driven pulley (7) is installed in the bottom of the rotary shaft (6) by bonded mode, and a transmission belt (9) is connected between the angle driving wheel (10) and angle driven pulley (7)；
The lower end of the rotary shaft (6) is fixed with motor cabinet (27), No. two motors (5) are fixed with the motor cabinet (27), position driving wheel (3) is connected with the axle of No. two motors (5), closed slide (14) is installed on motor cabinet (27) left side, guide rail slide block (13) is cased with the closed slide (14), the other end of the closed slide (14) is provided with end block (15), the position driven pulley (16) that can be rotated relative to end block (15) is installed on the lower surface of the end block (15), No. two transmission belts (17) are provided between the position driving wheel (3) and position driven pulley (16)；
The mode being threaded connection in the middle of the guide rail slide block (13) is connected with connecting rod (18), the lower end of the connecting rod (18) is connected with 3D printing head (19), and base (1) central authorities are provided with cross focusing (20).
2. a kind of cross beam type polar coordinates 3D printer according to claim 1, it is characterised in that：The vertical pivot (2), crossbeam (4) all adopt square column；The crossbeam (4) is with vertical pivot (2) using square pin connection.
3. a kind of cross beam type polar coordinates 3D printer according to claim 1 and 2, it is characterised in that：The bending angle of the bending part (12) is 90 °, and one end of bending part (12) is provided with two parallel U-lags (24).
4. a kind of cross beam type polar coordinates 3D printer according to claim 1, it is characterised in that：One limit switch (29) is installed in the middle of the lower surface of the motor cabinet (27).
5. a kind of cross beam type polar coordinates 3D printer according to claim 1, it is characterised in that：The impeller diameter ratio of the angle driven pulley (7) and angle driving wheel (10) is 1：N, wherein n are 1 for the impeller diameter ratio of positive integer, position driving wheel (3) and position driven pulley (16):1.
6. a kind of cross beam type polar coordinates 3D printer according to claim 1, it is characterised in that：The connecting rod (18) is stud, the middle part section of connecting rod (18) is square, side in the middle part of connecting rod (18) is provided with two ribs (36), and the width of the projected square part of connecting rod (18) is less than position driving wheel (3) and the diameter of position driven pulley (16).
7. a kind of cross beam type polar coordinates 3D printer according to claim 1, it is characterised in that：The arranged on left and right sides of the base (1) is respectively installed with a face triangular side panels (33), and the upper end of the triangular side panels (33) is fixed with the vertical pivot (2) and shank of bolt (22) of respective side respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620245967.0U CN206140958U (en) | 2016-03-24 | 2016-03-24 | Crossbeam formula polar coordinates 3D printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620245967.0U CN206140958U (en) | 2016-03-24 | 2016-03-24 | Crossbeam formula polar coordinates 3D printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206140958U true CN206140958U (en) | 2017-05-03 |
Family
ID=58615933
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620245967.0U Withdrawn - After Issue CN206140958U (en) | 2016-03-24 | 2016-03-24 | Crossbeam formula polar coordinates 3D printer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206140958U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105690770A (en) * | 2016-03-24 | 2016-06-22 | 芜湖哈特机器人产业技术研究院有限公司 | Cross beam type polar coordinate 3D printer |
| CN107932900A (en) * | 2017-09-26 | 2018-04-20 | 芜湖天梦信息科技有限公司 | A kind of laser tunable arrangement for the 3D printing for applying to make cylinder |
| CN108081607A (en) * | 2017-12-14 | 2018-05-29 | 深圳市爱能特科技有限公司 | Polar coordinates 3D printer |
-
2016
- 2016-03-24 CN CN201620245967.0U patent/CN206140958U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105690770A (en) * | 2016-03-24 | 2016-06-22 | 芜湖哈特机器人产业技术研究院有限公司 | Cross beam type polar coordinate 3D printer |
| CN107932900A (en) * | 2017-09-26 | 2018-04-20 | 芜湖天梦信息科技有限公司 | A kind of laser tunable arrangement for the 3D printing for applying to make cylinder |
| CN108081607A (en) * | 2017-12-14 | 2018-05-29 | 深圳市爱能特科技有限公司 | Polar coordinates 3D printer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170503 Effective date of abandoning: 20171128 |
|
| AV01 | Patent right actively abandoned |